The most common and most likely answer to this crossword clue is the 5 letter word CABLE
C
A
B
L
E
More clues leading to the result CABLE
- Urgent message in taxi left half hidden
- First of criteria fit for message
- Line left in Scrabble regularly
- Constant, clever guy?
- Clever to support clubs in lead
- Message about island retreats
- Rope caught by type of seaman
- Lead one hundred on island to the north
- Guy about to propose, turning down starter
- Conservative having the ability to deliver old-fashioned message
Buddy explains!

The straight part
We know that "guy" is the straight/definition part of the clue. The straight part is often a synonym or definition, in this case guy = cable.The cryptic/wordplay part
In cryptic crossword there's often an wordplay/cryptic part as well.This part involves a more complex hint, such as an anagram, homophone, hidden word, etc.
Sadly, We don't have an explanation for this specific crossword clue yet.
What does CABLE mean?
CABLE noun- (material) A long object used to make a physical connection.
- (communications) A system for transmitting television or Internet services over a network of coaxial or fibreoptic cables.
- A telegram, notably when sent by (submarine) telegraph cable.
- A unit of length equal to one tenth of a nautical mile.
- (unit, chiefly nautical) 100 fathoms, 600 imperial feet, approximately 185 m.
- The currency pair British Pound against United States Dollar.
- A moulding, shaft of a column, or any other member of convex, rounded section, made to resemble the spiral twist of a rope.
- A textural pattern achieved by passing groups of stitches over one another.
- To provide with cable(s)
- To fasten (as if) with cable(s)
- To wrap wires to form a cable
- To send a telegram by cable
- To communicate by cable
- To ornament with cabling.
- To create cable stitches.